Patents by Inventor Kengo Okada
Kengo Okada has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11917312Abstract: Solid-state imaging apparatuses are disclosed. In one example, an apparatus includes a first substrate and a second substrate. The first substrate includes a pixel array that is arrayed in columns and rows. The second substrate is stacked on the first substrate, and includes first and second analog circuits that overlap with the pixel array in a third direction intersecting the column and row directions. A pixel divider section divides pixels in the array into a first area and a second area. The first and second analog circuits respectively connect to pixels in the first and second areas, and are adjacent to each other with a circuit divider section interposed therebetween, the circuit divider section being located with an overlap with the pixel divider section in the third direction.Type: GrantFiled: September 30, 2020Date of Patent: February 27, 2024Assignee: Sony Semiconductor Solutions CorporationInventors: Chihiro Okada, Luonghung Asakura, Kengo Iseki
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Patent number: 11707257Abstract: The ultrasonic probe according to a present embodiment includes a piezoelectric vibrator and an acoustic lens. The piezoelectric vibrator is configured to transmit and receive an ultrasonic wave. The acoustic lens is provided on an ultrasonic-wave transmission/reception side. The acoustic lens is formed in such a manner that a surface shape of each of end regions located on both sides of a central region of a surface of the acoustic lens is formed to have a curvature different from a curvature of a surface shape of the central region of the surface of the acoustic lens.Type: GrantFiled: June 20, 2019Date of Patent: July 25, 2023Assignee: Canon Medical Systems CorporationInventors: Yasuhisa Makita, Kengo Okada
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Patent number: 11638570Abstract: According to one embodiment, an ultrasonic diagnostic apparatus includes an ultrasonic probe, a memory, and processing circuitry. The ultrasonic probe includes ultrasonic transducers. The processing circuitry measures first reflected wave signals generated by the ultrasonic probe at a first time point. The processing circuitry stores information concerning the first reflected wave signals in the memory. The processing circuitry measures second reflected wave signals generated by the ultrasonic probe at a second time point. The processing circuitry performs correction to suppress variations between the second reflected wave signals respectively generated by the ultrasonic transducers based on the information concerning the first and second reflected wave signals.Type: GrantFiled: February 7, 2019Date of Patent: May 2, 2023Assignee: Canon Medical Systems CorporationInventors: Kengo Okada, Fuminori Fujita
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Patent number: 11517286Abstract: An ultrasonic probe according to an embodiment comprises an ultrasonic-transducer element array, an offset and an exterior member. The ultrasonic-transducer element array is formed by a plurality of ultrasonic transducer elements. The offset is provide on an ultrasonic-transmitting and receiving side of the ultrasonic-transducer element array and includes a contact portion with a subject. The exterior member supports the offset. The offset has at least a first region that is formed by a curved surface having a first curvature and arranged in the middle of the contact portion and a second region that is formed by a curved surface having a second curvature greater than the first curvature and arranged on an edge of the contact portion.Type: GrantFiled: August 28, 2020Date of Patent: December 6, 2022Assignee: CANON MEDICAL SYSTEMS CORPORATIONInventors: Tomohiro Sato, Takashi Takeuchi, Hiroyuki Shikata, Kengo Okada
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Publication number: 20210059641Abstract: An ultrasonic probe according to an embodiment comprises an ultrasonic-transducer element array, an offset and an exterior member. The ultrasonic-transducer element array is formed by a plurality of ultrasonic transducer elements. The offset is provide on an ultrasonic-transmitting and receiving side of the ultrasonic-transducer element array and includes a contact portion with a subject. The exterior member supports the offset. The offset has at least a first region that is formed by a curved surface having a first curvature and arranged in the middle of the contact portion and a second region that is formed by a curved surface having a second curvature greater than the first curvature and arranged on an edge of the contact portion.Type: ApplicationFiled: August 28, 2020Publication date: March 4, 2021Applicant: CANON MEDICAL SYSTEMS CORPORATIONInventors: Tomohiro SATO, Takashi TAKEUCHI, Hiroyuki SHIKATA, Kengo OKADA
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Patent number: 10869651Abstract: An ultrasonic probe according to an embodiment includes a tip part, an operation part, a bending part, and a heat conducting part. The tip part includes transducer elements configured to transmit and receive ultrasound waves, electronic circuitry electrically connected to the transducer elements, and a frame having the electronic circuitry provided thereon. The operation part receives operations from an operator. The bending part includes a cable electrically connected to the electronic circuitry, and changes the orientation of the tip part by bending in accordance with operations performed on the operation part. The heat conducting part includes a unitary component extending from the tip part at least to the bending part, and is in contact with the frame in the tip part and in the close vicinity of the cable in the bending part.Type: GrantFiled: October 13, 2016Date of Patent: December 22, 2020Assignee: Canon Medical Systems CorporationInventors: Kengo Okada, Hiroyuki Shikata, Takahiro Sogou
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Publication number: 20200297308Abstract: In an ultrasound automatic scanning system according to an embodiment, one or more ultrasound probes transmit and receive an ultrasound wave. A mechanical mechanism holds the ultrasound probe and moves the ultrasound probe while a surface of the ultrasound probe is directed toward a subject. Processing circuitry detects, based on the ultrasound wave, distance information between a body surface and the surface of the ultrasound probe, with respect to a first scan position and a second scan position set along the body surface. The processing circuitry controls ultrasound scans performed in the first scan position and in the second scan position by the ultrasound probe moved by the mechanical mechanism based on the distance information. The processing circuitry controls the mechanical mechanism so as to move the ultrasound probe to the second scan position after the distance information detection and the ultrasound scan in the first scan position are performed.Type: ApplicationFiled: March 19, 2020Publication date: September 24, 2020Applicant: CANON MEDICAL SYSTEMS CORPORATIONInventors: Yusuke KOBAYASHI, Kengo OKADA
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Publication number: 20190307422Abstract: The ultrasonic probe according to a present embodiment includes a piezoelectric vibrator and an acoustic lens. The piezoelectric vibrator is configured to transmit and receive an ultrasonic wave. The acoustic lens is provided on an ultrasonic-wave transmission/reception side. The acoustic lens is formed in such a manner that a surface shape of each of end regions located on both sides of a central region of a surface of the acoustic lens is formed to have a curvature different from a curvature of a surface shape of the central region of the surface of the acoustic lens.Type: ApplicationFiled: June 20, 2019Publication date: October 10, 2019Applicant: Canon Medical Systems CorporationInventors: Yasuhisa MAKITA, Kengo OKADA
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Publication number: 20190239854Abstract: According to one embodiment, an ultrasonic diagnostic apparatus includes an ultrasonic probe, a memory, and processing circuitry. The ultrasonic probe includes ultrasonic transducers. The processing circuitry measures first reflected wave signals generated by the ultrasonic probe at a first time point. The processing circuitry stores information concerning the first reflected wave signals in the memory. The processing circuitry measures second reflected wave signals generated by the ultrasonic probe at a second time point. The processing circuitry performs correction to suppress variations between the second reflected wave signals respectively generated by the ultrasonic transducers based on the information concerning the first and second reflected wave signals.Type: ApplicationFiled: February 7, 2019Publication date: August 8, 2019Applicant: Canon Medical Systems CorporationInventors: Kengo OKADA, Fuminori FUJITA
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Patent number: 10335830Abstract: According to one embodiment, an ultrasonic probe includes piezoelectric elements, a flexible printed circuit, and one of an air gap layer and a resin layer. The piezoelectric elements transmit and receive ultrasonic waves. The flexible printed circuit located on a rear surface side of the piezoelectric elements and electrically connected to the piezoelectric elements. The air gap layer locates on a rear surface side of the flexible printed circuit and has air gaps. The resin layer is obtained by filling the air gap layer with a resin and locates on the rear surface side of the flexible printed circuit.Type: GrantFiled: April 18, 2016Date of Patent: July 2, 2019Assignee: Toshiba Medical Systems CorporationInventors: Hiroyuki Shikata, Takeshi Miyagi, Kengo Okada, Fumiyasu Sakaguchi, Satoru Tezuka, Takashi Takeuchi, Yasuhiro Ona
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Patent number: 10303897Abstract: An anonymization system is equipped with a provisioning data manager, a provisioning rule manager, and an issuer. Upon receiving data that contains predetermined information and provisioning rules that correspond to the data and are used as conditions under which the data is anonymized, the provisioning data manager stores the data and provides the provisioning rules. The provisioning rule manager stores the provisioning rules provided by the provisioning data manager. When a request is made to issue the anonymized data, that is, the data that has been anonymized, if the issuance request is in accord with the provisioning rules stored in the provisioning rule manager, the issuer acquires the data corresponding to the provisioning rules from the provisioning data manager, issues the anonymized data by anonymizing the acquired data, and provides the anonymized data.Type: GrantFiled: April 1, 2015Date of Patent: May 28, 2019Assignee: KEIO UNIVERSITYInventors: Hiroaki Nishi, Kengo Okada, Yuichi Nakamura
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Patent number: 9943881Abstract: An ultrasound transducer includes an electric vibrator including a vibrator contact layer, to transmit and receive ultrasound wave, and a circuit-board including a circuit contact layer connected to the vibrator contact layer, to transmit and receive ultrasound signals via the vibrator contact layer. A maximum width which width is an extent of a shorter side of the circuit contact layer, is same to a width of the electric vibrator. The circuit contact layer includes a bonding area that extends to a surface of a circuit-board and a surface of the vibrator contact layer. An adhesive is provided in the bonding area to adhere the electric vibrator and the circuit-board to each other.Type: GrantFiled: February 10, 2015Date of Patent: April 17, 2018Assignee: Toshiba Medical Systems CorporationInventors: Kengo Okada, Minoru Aoki, Hiroyuki Shikata, Takashi Kubota, Yasuhiro Ona
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Publication number: 20170100095Abstract: An ultrasonic probe according to an embodiment includes a tip part, an operation part, a bending part, and a heat conducting part. The tip part includes transducer elements configured to transmit and receive ultrasound waves, electronic circuitry electrically connected to the transducer elements, and a frame having the electronic circuitry provided thereon. The operation part receives operations from an operator. The bending part includes a cable electrically connected to the electronic circuitry, and changes the orientation of the tip part by bending in accordance with operations performed on the operation part. The heat conducting part includes a unitary component extending from the tip part at least to the bending part, and is in contact with the frame in the tip part and in the close vicinity of the cable in the bending part.Type: ApplicationFiled: October 13, 2016Publication date: April 13, 2017Applicant: Toshiba Medical Systems CorporationInventors: Kengo OKADA, Hiroyuki SHIKATA, Takahiro SOGOU
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Publication number: 20170068828Abstract: An anonymization system is equipped with a provisioning data manager, a provisioning rule manager, and an issuer. Upon receiving data that contains predetermined information and provisioning rules that correspond to the data and are used as conditions under which the data is anonymized, the provisioning data manager stores the data and provides the provisioning rules. The provisioning rule manager stores the provisioning rules provided by the provisioning data manager. When a request is made to issue the anonymized data, that is, the data that has been anonymized, if the issuance request is in accord with the provisioning rules stored in the provisioning rule manager, the issuer acquires the data corresponding to the provisioning rules from the provisioning data manager, issues the anonymized data by anonymizing the acquired data, and provides the anonymized data.Type: ApplicationFiled: April 1, 2015Publication date: March 9, 2017Applicant: KEIO UNIVERSITYInventors: Hiroaki NISHI, Kengo OKADA, Yuichi NAKAMURA
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Publication number: 20160375466Abstract: According to one embodiment, an ultrasonic probe includes piezoelectric elements, a flexible printed circuit, and one of an air gap layer and a resin layer. The piezoelectric elements transmit and receive ultrasonic waves. The flexible printed circuit located on a rear surface side of the piezoelectric elements and electrically connected to the piezoelectric elements. The air gap layer locates on a rear surface side of the flexible printed circuit and has air gaps. The resin layer is obtained by filling the air gap layer with a resin and locates on the rear surface side of the flexible printed circuit.Type: ApplicationFiled: April 18, 2016Publication date: December 29, 2016Applicant: Toshiba Medical Systems CorporationInventors: Hiroyuki SHIKATA, Takeshi MIYAGI, Kengo OKADA, Fumiyasu SAKAGUCHI, Satoru TEZUKA, Takashi TAKEUCHI, Yasuhiro ONA
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Patent number: 9172024Abstract: A backing material is provided on the back face side of a piezoelectric transducer, with a first width substantially equal to the piezoelectric transducer widthwise and perpendicular to the radiation direction. A front face of a layer located on the front face side with regard to a wiring pattern has a width substantially equal to the first width. Moreover, the back face of this layer has a second width shorter than the first width. A space is provided between this layer and the backing material due to the difference between the first width and the second width of this layer, and a covering member covering the wiring pattern covers the wiring pattern extending at least from the folded section of the flexible substrate into the space.Type: GrantFiled: March 12, 2013Date of Patent: October 27, 2015Assignees: Kabushiki Kaisha Toshiba, Toshiba Medical Systems CorporationInventors: Kengo Okada, Hiroyuki Shikata, Minoru Aoki, Satoru Tezuka, Yasuhisa Makita
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Patent number: 9134419Abstract: The ultrasonic diagnosis apparatus according to the embodiments transmits ultrasonic waves to a subject, generates an ultrasound image based on the signals received from the subject, and comprises sub arrays, a main array, an aperture diameter setting part, and a delay pattern setting part. The sub arrays consist of a plurality of ultrasound transducers that are two-dimensionally disposed, and have a fixed delay pattern during a single receiving period. The main array consists of sub arrays. The aperture diameter setting part sets the aperture diameter of the main array. The delay pattern setting part changes the delay pattern for each of the sub arrays depending on the aperture diameter.Type: GrantFiled: June 9, 2011Date of Patent: September 15, 2015Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Kengo Okada, Hiroyuki Shikata
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Publication number: 20150251219Abstract: An ultrasound transducer includes an electric vibrator including a vibrator contact layer, to transmit and receive ultrasound wave, and a circuit-board including a circuit contact layer connected to the vibrator contact layer, to transmit and receive ultrasound signals via the vibrator contact layer. A maximum width which width is an extent of a shorter side of the circuit contact layer, is same to a width of the electric vibrator. The circuit contact layer includes a bonding area that extends to a surface of a circuit-board and a surface of the vibrator contact layer. An adhesive is provided in the bonding area to adhere the electric vibrator and the circuit-board to each other.Type: ApplicationFiled: February 10, 2015Publication date: September 10, 2015Applicants: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MEDICAL SYSTEMS CORPORATIONInventors: Kengo OKADA, Minoru Aoki, Hiroyuki Shikata, Takashi Kubota, Yasuhiro Ona
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Publication number: 20130241355Abstract: A backing material is provided on the back face side of a piezoelectric transducer, with a first width substantially equal to the piezoelectric transducer widthwise and perpendicular to the radiation direction. A front face of a layer located on the front face side with regard to a wiring pattern has a width substantially equal to the first width. Moreover, the back face of this layer has a second width shorter than the first width. A space is provided between this layer and the backing material due to the difference between the first width and the second width of this layer, and a covering member covering the wiring pattern covers the wiring pattern extending at least from the folded section of the flexible substrate into the space.Type: ApplicationFiled: March 12, 2013Publication date: September 19, 2013Applicants: Toshiba Medical Systems Corporation, Kabushiki Kaisha ToshibaInventors: Kengo OKADA, Hiroyuki Shikata, Minoru Aoki, Satoru Tezuka, Yasuhisa Makita
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Patent number: 8320853Abstract: A radio communication device includes a radio transmitting unit that generates a transmission signal containing a transmission carrier, a radio receiving unit including a frequency conversion circuit that performs down-conversion of a received signal containing a received carrier with substantially equal frequency to the transmission carrier, a transmission/reception separating circuit including a first port connected to the radio transmitting unit, a second port to the radio receiving unit and a third port to an antenna, that outputs the transmission signal into the first port to the third port and the received signal into the third port to the second port, and a transmission power control unit that performs control related to a transmission power of the transmission signal based on a low-frequency signal obtained by supplying a leakage component of the transmission signal leaking from the first port to the second port to the frequency conversion circuit and down-converting it.Type: GrantFiled: March 22, 2010Date of Patent: November 27, 2012Assignee: Renesas Electronics CorporationInventor: Kengo Okada